42862245 has 16 divisors (see below), whose sum is σ = 69604800. Its totient is φ = 22518144.

The previous prime is 42862241. The next prime is 42862273. The reversal of 42862245 is 54226824.

It is not a de Polignac number, because 42862245 - 2² = 42862241 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42862241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20320 + ... + 22329.

It is an arithmetic number, because the mean of its divisors is an integer number (4350300).

Almost surely, 2^42862245 is an apocalyptic number.

It is an amenable number.

42862245 is a deficient number, since it is larger than the sum of its proper divisors (26742555).

42862245 is a wasteful number, since it uses less digits than its factorization.

42862245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42724.

The product of its digits is 30720, while the sum is 33.

The square root of 42862245 is about 6546.9263780800. The cubic root of 42862245 is about 349.9652890747.

The spelling of 42862245 in words is "forty-two million, eight hundred sixty-two thousand, two hundred forty-five".